"4250mm" - 1 õppematerjal

“RAUDBETOONKONSTRUKTSIOONID. PROJEKT”

85 13.3 1072 410 0.0211 µ = 1 - = 0.0211 1 - = 0.0209 2 2 µ = 0.0209 < µ c = 0.393 MRd = µ fcd b eff d1 = = 0.0209 0.85 13.3 1072 410 10 -6 = 42.6kNm Keskmine ava: - Arvutuslik laius b w = 200mm l0 = 0.85 l eff = 0.85 5000 = 4250mm 1 1 b eff = b w + l0 = 200 + 4250 = 1050mm < b = 2167mm 5 5 - Pikisuunas armeerimine 13  MSd = 56.1kNm Mf = fcd b eff hf ( d1 - 0.5 hf ) = = 0.85 13.3 1050 100 ( 410 - 0.5 100) = 427 10 6 Nmm Mf = 427kNm > MSd = 56.1kNm